The information source enumeration describes which part of a document a piece of information came from.
Possible values are:
| Id | Name | Description |
|---|---|---|
| 0 | unknown |
The source is officially unknown |
| 1 | response_header |
From a (network) response header |
| 2 | file_metadata |
From the metadata section of a file |
| 3 | file_body |
From the content section of a file |
| 4 | summary |
The information is a summary derived from other data |